FindSubdomains

Top domains by number of subdomains 1 — 100

# Domain Subdomains Rank IP Region AS Organization
1 comcast.net Domain comcast.net Subdomains 26 186 050 Rank 28 427 IP 69.252.80.75 Region United States AS 7922 Organization Comcast Cable Communications, LLC
2 amazonaws.com Domain amazonaws.com Subdomains 19 877 865 Rank 109 IP 72.21.206.80 Region United States AS 16509 Organization Amazon.com, Inc.
3 level3.net Domain level3.net Subdomains 18 347 909 Rank 298 167 IP 4.68.80.110 Region United States AS 3356 Organization Level 3 Parent, LLC
4 easyblock.net Domain easyblock.net Subdomains 14 227 937 Rank ? IP 192.241.170.67 Region United States AS 14061 Organization DigitalOcean, LLC
5 compute.amazonaws.com Domain compute.amazonaws.com Subdomains 11 637 057 Rank ? IP Region AS Organization
6 rr.com Domain rr.com Subdomains 10 881 024 Rank 16 317 IP 71.74.180.193 Region United States AS 7843 Organization Charter Communications Inc
7 myvzw.com Domain myvzw.com Subdomains 10 329 295 Rank ? IP 207.68.174.238 Region United States AS 8075 Organization Microsoft Corporation
8 res.rr.com Domain res.rr.com Subdomains 8 549 861 Rank ? IP Region AS Organization
9 bbtec.net Domain bbtec.net Subdomains 8 094 830 Rank ? IP 219.188.200.1 Region Japan AS 17676 Organization Softbank BB Corp.
10 compute-1.amazonaws.com Domain compute-1.amazonaws.com Subdomains 7 914 510 Rank ? IP Region AS Organization
11 spcsdns.net Domain spcsdns.net Subdomains 7 834 016 Rank ? IP Region AS Organization
12 akamaitechnologies.com Domain akamaitechnologies.com Subdomains 7 428 571 Rank ? IP Region AS Organization
13 static.akamaitechnologies.com Domain static.akamaitechnologies.com Subdomains 7 391 544 Rank ? IP Region AS Organization
14 deploy.static.akamaitechnologies.com Domain deploy.static.akamaitechnologies.com Subdomains 7 391 543 Rank ? IP Region AS Organization
15 t-ipconnect.de Domain t-ipconnect.de Subdomains 6 923 264 Rank ? IP Region AS Organization
16 dip0.t-ipconnect.de Domain dip0.t-ipconnect.de Subdomains 6 923 259 Rank ? IP Region AS Organization
17 ocn.ne.jp Domain ocn.ne.jp Subdomains 6 537 993 Rank 3 735 IP 153.254.170.142 Region Japan AS 2914 Organization NTT America, Inc.
18 sbcglobal.net Domain sbcglobal.net Subdomains 6 337 945 Rank ? IP Region AS Organization
19 sfr.net Domain sfr.net Subdomains 6 241 449 Rank ? IP Region AS Organization
20 rev.sfr.net Domain rev.sfr.net Subdomains 6 241 248 Rank ? IP Region AS Organization
21 outlook.com Domain outlook.com Subdomains 6 133 473 Rank 6 777 IP 40.97.161.50 Region United States AS 8075 Organization Microsoft Corporation
22 protection.outlook.com Domain protection.outlook.com Subdomains 5 884 223 Rank ? IP Region AS Organization
23 mail.protection.outlook.com Domain mail.protection.outlook.com Subdomains 5 860 334 Rank ? IP Region AS Organization
24 spectrum.com Domain spectrum.com Subdomains 5 596 897 Rank 4 667 IP 142.136.81.135 Region United States AS 3456 Organization Charter Communications Inc
25 cox.net Domain cox.net Subdomains 5 404 880 Rank 3 588 IP 45.60.45.167 Region United States AS 19551 Organization Incapsula Inc
26 dion.ne.jp Domain dion.ne.jp Subdomains 5 272 300 Rank 843 867 IP Region AS Organization
27 res.spectrum.com Domain res.spectrum.com Subdomains 4 957 782 Rank ? IP Region AS Organization
28 ppp-bb.dion.ne.jp Domain ppp-bb.dion.ne.jp Subdomains 4 714 065 Rank ? IP Region AS Organization
29 telecomitalia.it Domain telecomitalia.it Subdomains 4 670 698 Rank 5 795 IP 156.54.82.96 Region Italy AS 20746 Organization Telecom Italia
30 charter.com Domain charter.com Subdomains 4 585 726 Rank 85 095 IP 142.136.81.135 Region United States AS 3456 Organization Charter Communications Inc
31 co.za Domain co.za Subdomains 4 474 023 Rank 134 681 IP 206.223.136.173 Region Mauritius AS 6968 Organization ZACR
32 googleusercontent.com Domain googleusercontent.com Subdomains 4 325 496 Rank 80 IP Region AS Organization
33 ttnet.com.tr Domain ttnet.com.tr Subdomains 4 322 303 Rank 26 167 IP 93.155.104.17 Region Turkey AS 47331 Organization Turk Telekom
34 bc.googleusercontent.com Domain bc.googleusercontent.com Subdomains 4 295 099 Rank ? IP Region AS Organization
35 verizon.net Domain verizon.net Subdomains 3 911 448 Rank 58 493 IP 192.16.31.26 Region United States AS 14153 Organization MCI Communications Services, Inc. d/b/a ...
36 hinet.net Domain hinet.net Subdomains 3 870 323 Rank 4 127 IP 202.39.253.9 Region Taiwan AS 3462 Organization Data Communication Business Group
37 us-west-2.compute.amazonaws.com Domain us-west-2.compute.amazonaws.com Subdomains 3 788 152 Rank ? IP Region AS Organization
38 35.bc.googleusercontent.com Domain 35.bc.googleusercontent.com Subdomains 3 787 489 Rank ? IP Region AS Organization
39 dynamic.ttnet.com.tr Domain dynamic.ttnet.com.tr Subdomains 3 604 119 Rank ? IP Region AS Organization
40 hostedemail.com Domain hostedemail.com Subdomains 3 468 905 Rank 469 971 IP Region AS Organization
41 etisalat.com.eg Domain etisalat.com.eg Subdomains 3 215 503 Rank 96 054 IP 41.222.129.2 Region Egypt AS 36992 Organization Etisalat Misr
42 vivozap.com.br Domain vivozap.com.br Subdomains 3 180 027 Rank ? IP Region AS Organization
43 user.vivozap.com.br Domain user.vivozap.com.br Subdomains 3 180 024 Rank ? IP Region AS Organization
44 163data.com.cn Domain 163data.com.cn Subdomains 3 154 917 Rank ? IP Region AS Organization
45 dynamic.163data.com.cn Domain dynamic.163data.com.cn Subdomains 3 154 908 Rank ? IP Region AS Organization
46 sky.com Domain sky.com Subdomains 3 145 445 Rank 1 728 IP 90.216.128.5 Region United Kingdom AS 5607 Organization Sky UK Limited
47 bb.sky.com Domain bb.sky.com Subdomains 3 048 350 Rank ? IP Region AS Organization
48 dynamic-ip.hinet.net Domain dynamic-ip.hinet.net Subdomains 2 818 317 Rank ? IP Region AS Organization
49 qwest.net Domain qwest.net Subdomains 2 817 981 Rank ? IP 204.147.80.94 Region United States AS 209 Organization CenturyLink Communications, LLC
50 fl.comcast.net Domain fl.comcast.net Subdomains 2 766 051 Rank ? IP Region AS Organization
51 hsd1.fl.comcast.net Domain hsd1.fl.comcast.net Subdomains 2 766 030 Rank ? IP Region AS Organization
52 wanadoo.fr Domain wanadoo.fr Subdomains 2 636 470 Rank 601 438 IP 193.252.122.103 Region France AS 24600 Organization Orange
53 abo.wanadoo.fr Domain abo.wanadoo.fr Subdomains 2 635 447 Rank ? IP Region AS Organization
54 vodafone-ip.de Domain vodafone-ip.de Subdomains 2 621 218 Rank ? IP Region AS Organization
55 pools.vodafone-ip.de Domain pools.vodafone-ip.de Subdomains 2 621 087 Rank ? IP Region AS Organization
56 ca.comcast.net Domain ca.comcast.net Subdomains 2 564 935 Rank ? IP Region AS Organization
57 hsd1.ca.comcast.net Domain hsd1.ca.comcast.net Subdomains 2 564 928 Rank ? IP Region AS Organization
58 home.ne.jp Domain home.ne.jp Subdomains 2 563 325 Rank ? IP Region AS Organization
59 rev.home.ne.jp Domain rev.home.ne.jp Subdomains 2 558 734 Rank ? IP Region AS Organization
60 mycingular.net Domain mycingular.net Subdomains 2 550 059 Rank ? IP 208.62.68.130 Region United States AS 6389 Organization AT&T Corp.
61 business.telecomitalia.it Domain business.telecomitalia.it Subdomains 2 535 119 Rank ? IP 217.57.131.136 Region Italy AS 3269 Organization Telecom Italia
62 xo.net Domain xo.net Subdomains 2 500 799 Rank ? IP 207.155.248.78 Region United States AS 4908 Organization MCI Communications Services, Inc. d/b/a ...
63 us.xo.net Domain us.xo.net Subdomains 2 500 676 Rank ? IP 207.155.184.74 Region United States AS 2828 Organization MCI Communications Services, Inc. d/b/a ...
64 ptr.us.xo.net Domain ptr.us.xo.net Subdomains 2 497 025 Rank ? IP Region AS Organization
65 ucom.ne.jp Domain ucom.ne.jp Subdomains 2 335 637 Rank ? IP Region AS Organization
66 ftth.ucom.ne.jp Domain ftth.ucom.ne.jp Subdomains 2 335 621 Rank ? IP Region AS Organization
67 in-addr.arpa Domain in-addr.arpa Subdomains 2 250 169 Rank ? IP Region AS Organization
68 telia.com Domain telia.com Subdomains 2 229 032 Rank 61 031 IP 81.236.63.162 Region Sweden AS 3301 Organization Telia Company AB
69 b.hostedemail.com Domain b.hostedemail.com Subdomains 2 193 067 Rank ? IP Region AS Organization
70 cust.b.hostedemail.com Domain cust.b.hostedemail.com Subdomains 2 192 978 Rank ? IP Region AS Organization
71 embarqhsd.net Domain embarqhsd.net Subdomains 2 179 186 Rank ? IP 64.45.201.2 Region United States AS 2379 Organization CenturyLink Communications, LLC
72 pa.comcast.net Domain pa.comcast.net Subdomains 2 145 501 Rank ? IP Region AS Organization
73 hsd1.pa.comcast.net Domain hsd1.pa.comcast.net Subdomains 2 145 486 Rank ? IP Region AS Organization
74 retail.telecomitalia.it Domain retail.telecomitalia.it Subdomains 2 134 538 Rank ? IP Region AS Organization
75 wd2go.com Domain wd2go.com Subdomains 2 061 075 Rank 120 728 IP Region AS Organization
76 eu-west-1.compute.amazonaws.com Domain eu-west-1.compute.amazonaws.com Subdomains 2 007 773 Rank ? IP Region AS Organization
77 indosat.com Domain indosat.com Subdomains 2 005 916 Rank ? IP 202.152.57.171 Region Indonesia AS 4800 Organization Network Access Provider and Internet Ser...
78 resources.indosat.com Domain resources.indosat.com Subdomains 2 005 754 Rank ? IP Region AS Organization
79 sl-reverse.com Domain sl-reverse.com Subdomains 1 991 601 Rank ? IP Region AS Organization
80 static.sl-reverse.com Domain static.sl-reverse.com Subdomains 1 991 600 Rank ? IP Region AS Organization
81 ip4.static.sl-reverse.com Domain ip4.static.sl-reverse.com Subdomains 1 991 558 Rank ? IP Region AS Organization
82 vsnl.net.in Domain vsnl.net.in Subdomains 1 982 220 Rank ? IP Region AS Organization
83 rima-tde.net Domain rima-tde.net Subdomains 1 978 698 Rank ? IP Region AS Organization
84 ono.com Domain ono.com Subdomains 1 936 142 Rank 84 496 IP 62.42.230.17 Region Spain AS 6739 Organization Vodafone Ono, S.A.
85 user.ono.com Domain user.ono.com Subdomains 1 935 783 Rank ? IP Region AS Organization
86 or.jp Domain or.jp Subdomains 1 880 838 Rank ? IP Region AS Organization
87 il.comcast.net Domain il.comcast.net Subdomains 1 857 657 Rank ? IP Region AS Organization
88 hsd1.il.comcast.net Domain hsd1.il.comcast.net Subdomains 1 857 654 Rank ? IP Region AS Organization
89 telenor.se Domain telenor.se Subdomains 1 823 682 Rank 62 329 IP 195.54.99.5 Region Sweden AS 2119 Organization Telenor Norge AS
90 gvt.net.br Domain gvt.net.br Subdomains 1 794 028 Rank ? IP 200.139.127.26 Region Brazil AS 18881 Organization TELEFÔNICA BRASIL S.A
91 jlccptt.net.cn Domain jlccptt.net.cn Subdomains 1 763 243 Rank ? IP Region AS Organization
92 adsl-pool.jlccptt.net.cn Domain adsl-pool.jlccptt.net.cn Subdomains 1 763 234 Rank ? IP Region AS Organization
93 frontiernet.net Domain frontiernet.net Subdomains 1 763 072 Rank 705 626 IP 66.133.129.5 Region United States AS 5650 Organization Frontier Communications of America, Inc.
94 east.verizon.net Domain east.verizon.net Subdomains 1 752 553 Rank ? IP Region AS Organization
95 com.cust.b.hostedemail.com Domain com.cust.b.hostedemail.com Subdomains 1 750 851 Rank ? IP Region AS Organization
96 dhcp.embarqhsd.net Domain dhcp.embarqhsd.net Subdomains 1 742 350 Rank ? IP Region AS Organization
97 proxad.net Domain proxad.net Subdomains 1 722 838 Rank ? IP 212.27.48.10 Region France AS 12322 Organization Free SAS
98 fios.verizon.net Domain fios.verizon.net Subdomains 1 683 440 Rank ? IP Region AS Organization
99 prod-infinitum.com.mx Domain prod-infinitum.com.mx Subdomains 1 655 434 Rank ? IP Region AS Organization
100 ma.comcast.net Domain ma.comcast.net Subdomains 1 650 407 Rank ? IP Region AS Organization